'UK Enriched Uranium (EU) Capability Investment Appraisal'. Defence Equipment and Support Nuclear Weapons Integrated Project Team, Ministry of Defence. 5 April 2007.
'Enriched Uranium Facility Initial Gate Business Case'. Defence Equipment and Support Nuclear Weapons Integrated Project Team, Ministry of Defence. 3 April 2007.
Published in response to Freedom of Information Act request 163045-002, 14 April 2011.